繊せん維い素そ原げんalso: ふぃぶりのーげんせんいそげんMeanings1nounfibrinogenrare termA rare, older kanji-based term for the blood clotting protein fibrinogen. In modern medical contexts, the katakana loanword フィブリノーゲン is used almost exclusively.See also: フィブリノーゲン繊せん維い素そ原げんは、現